Resources

You'll want to have a good dictionary and a thesaurus at this stage.

At a more advanced level, you can copy your own phrases and paste them in a search engine to see how other people write similar sentences.

Word processors and software offer writers the opportunity to check for certain types of errors. Be aware that these tools sometimes declare "false positives." In other words, they provide incorrect advice. Set the language of your text to "English" in your word processor.

Maintain a list of all of your weaknesses as a writer and refer to it while proofreading to make sure that they are absent.